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Forum: Engines and Propulsion Systems 18-10-2021, 20:05
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

Should have mentioned, I replaced fuel filters, hose, and installed electric pump. Had vacuum leaks. Fabricated a test set up using a hand squeeze pump (outboard motor fuel hose pump) and a vacuum...
Forum: Engines and Propulsion Systems 18-10-2021, 19:04
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

Or maybe air in leakage is in electric pump discharge that is in on engine mechanical lift pump suction.
Forum: Engines and Propulsion Systems 18-10-2021, 18:55
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

OK. Three thoughts. 1) Think key to solving mystery is that engine runs until turn off electric fuel pump, 2) Could very well be that have some air in leakage but main culprit is restricted fuel...
Forum: Engines and Propulsion Systems 18-10-2021, 17:51
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

See my previous posts. Strongly suggest you have a fuel restriction. Overcome by the electric fuel,pump, but mechanical lift pump cannot.
Forum: Engines and Propulsion Systems 18-10-2021, 15:00
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

Last thought. I have a friend who works on boats for a living. He has a bunch of stories about “new” stuff failing. Again for what it’s worth.
Forum: Engines and Propulsion Systems 18-10-2021, 14:45
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

Should add that I have Raycor 500 fuel filters, and rarely exceed 2.5 to 3” dp. So maybe 5” should be investigated. Maybe all across filter or showing flow resistance in other parts of flow path. I...
Forum: Engines and Propulsion Systems 18-10-2021, 14:36
Replies: 51
Views: 4,489
Posted By cr180
Re: Westerbeke W30 surge and die

For what it is worth, have had a somewhat different experience. Surge and die on a Perkins was not air but insufficient fuel. Happened in a beam sea and clogged fuel filters. Ok, 5” dp across filter...
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